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History and nicely visualized manufacturing process of blue #LED 🔵
youtu.be/AF8d72mA41M?si=xSuepf…
youtu.be/AF8d72mA41M?si=xSuepf…
Why It Was Almost Impossible to Make the Blue LED
The blue LED was supposed to be impossible—until a young engineer proposed a moonshot idea. Head to https://brilliant.org/veritasium to start your free 30-da...YouTube
